graver (Adjective) — Dignified and sombre in manner or character and committed to keeping promises. ex. "a grave God-fearing man"
graver (Adjective) — Causing fear or anxiety by threatening great harm. ex. "a grave situation"
graver (Adjective) — Of great gravity or crucial import; requiring serious thought. ex. "grave responsibilities" ex. "faced a grave decision in a time of crisis"
graver (Noun) — A tool used by an engraver.